78128736

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{977}}^1$

素因数の和:1021

約数の個数: 144

約数和(自身を含む): 252863856

約数和(自身を除く): 174735120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 49, 51, 56, 68, 84, 96, 98, 102, 112, 119, 136, 147, 168, 196, 204, 224, 238, 272, 294, 336, 357, 392, 408, 476, 544, 588, 672, 714, 784, 816, 833, 952, 977, 1176, 1428, 1568, 1632, 1666, 1904, 1954, 2352, 2499, 2856, 2931, 3332, 3808, 3908, 4704, 4998, 5712, 5862, 6664, 6839, 7816, 9996, 11424, 11724, 13328, 13678, 15632, 16609, 19992, 20517, 23448, 26656, 27356, 31264, 33218, 39984, 41034, 46896, 47873, 49827, 54712, 66436, 79968, 82068, 93792, 95746, 99654, 109424, 116263, 132872, 143619, 164136, 191492, 199308, 218848, 232526, 265744, 287238, 328272, 348789, 382984, 398616, 465052, 531488, 574476, 656544, 697578, 765968, 797232, 813841, 930104, 1148952, 1395156, 1531936, 1594464, 1627682, 1860208, 2297904, 2441523, 2790312, 3255364, 3720416, 4595808, 4883046, 5580624, 6510728, 9766092, 11161248, 13021456, 19532184, 26042912, 39064368, 78128736]

約数ペア:

[(1, 78128736), (2, 39064368), (3, 26042912), (4, 19532184), (6, 13021456), (7, 11161248), (8, 9766092), (12, 6510728), (14, 5580624), (16, 4883046), (17, 4595808), (21, 3720416), (24, 3255364), (28, 2790312), (32, 2441523), (34, 2297904), (42, 1860208), (48, 1627682), (49, 1594464), (51, 1531936), (56, 1395156), (68, 1148952), (84, 930104), (96, 813841), (98, 797232), (102, 765968), (112, 697578), (119, 656544), (136, 574476), (147, 531488), (168, 465052), (196, 398616), (204, 382984), (224, 348789), (238, 328272), (272, 287238), (294, 265744), (336, 232526), (357, 218848), (392, 199308), (408, 191492), (476, 164136), (544, 143619), (588, 132872), (672, 116263), (714, 109424), (784, 99654), (816, 95746), (833, 93792), (952, 82068), (977, 79968), (1176, 66436), (1428, 54712), (1568, 49827), (1632, 47873), (1666, 46896), (1904, 41034), (1954, 39984), (2352, 33218), (2499, 31264), (2856, 27356), (2931, 26656), (3332, 23448), (3808, 20517), (3908, 19992), (4704, 16609), (4998, 15632), (5712, 13678), (5862, 13328), (6664, 11724), (6839, 11424), (7816, 9996)]